Home / 648,223.22-972,334.80-174,908.56

Finding the Fourth Proportional to 648,223.22, 972,334.80 and 174,908.56

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Solution

The fourth proportional to 648,223.22, 972,334.80 and 174,908.56 is: 262,362.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    648,223.22 : 972,334.80 = 174,908.56 : x
  2. Step 2: Convert to fraction form
    648,223.22/972,334.80 = 174,908.56/x
  3. Step 3: Cross multiply
    648,223.22x = 972,334.80 × 174,908.56
  4. Step 4: Simplify right side
    648,223.22x = 170,069,679,705.89
  5. Step 5: Solve for x
    x = 170,069,679,705.89/648,223.22
  6. Step 6: Final answer
    x = 262,362.83

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.